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STATE OF WISCONSIN INVESTMENT BOARD

Position in SPOK — Spok Holdings, Inc

CIK 854157 MADISON, WI

Position in SPOK

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$221,270
+$74,861 QoQ
Shares Held
20,300
+82.9% QoQ
Ownership
0.097%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2025
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in SPOK Over Time

Shares Held

Position Value (USD)

Position in Health Information Services

Healthcare · as of Jun 30, 2026

STATE OF WISCONSIN INVESTMENT BOARD holds $49,624,147 across 18 Health Information Services names.

# Ticker Company Shares Value (USD) Open

All Filings in SPOK

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2 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $221,270 20,300
2025-12-31 $146,409 11,100